Novavax, Inc.
CH ˙ SWX ˙ US6700024010
SecurityCH:NVAX / Novavax, Inc.
InstitutionD. E. Shaw & Co., Inc.
ManagerDE Shaw
Latest Disclosed Ownership7,709,858 shares
Latest Disclosed Value $ 62,758,244
D. E. Shaw & Co., Inc. ownership in NVAX / Novavax, Inc.

On May 15, 2026 - D. E. Shaw & Co., Inc. filed a 13F-HR form disclosing ownership of 7,709,858 shares of Novavax, Inc. (CH:NVAX) valued at $62,758,244 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 17, 2026 disclosing 5,992,798 shares of Novavax, Inc.. This represents a change in shares of 28.65% during the quarter.

D. E. Shaw & Co., Inc. has a history of taking positions in derivatives of the underlying security (NVAX) in the form of stock options. The firm currently holds call options representing 234,800 of underlying shares valued at $1,911,272 USD and put options representing 150,000 of underlying shares valued at $1,221,000 USD .

Note: prior versions of this page mistakenly stated that the share values represented the number of options, not the number of underlying shares. For more information on the data backing these reports, please see the SEC document Frequently Asked Questions About Form 13F.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Institutional Put/Call Ratios
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In addition to reporting standard equity and debt issues, institutions with more than 100MM assets under management must also disclose their put and call option holdings. Since put options generally indicate negative sentiment, and call options indicate positive sentiment, we can get a sense of the overall institutional sentiment by plotting the ratio of puts to calls. The chart to the right plots the historical put/call ratio for this instrument.

Using Put/Call Ratio as an indicator of investor sentiment overcomes one of the key deficiencies of using total institutional ownership, which is that a significant amount of assets under management are invested passively to track indices. Passively-managed funds do not typically buy options, so the put/call ratio indicator more closely tracks the sentiment of actively-managed funds.

CH:NVAX / Novavax, Inc. Historical Put/Call Ratio
Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-15 2026-03-31 13F NOVAVAX COM NEW 670002401 7,709,858 1,717,060 28.65 62,758 55.84 0.0377
2026-02-17 2025-12-31 13F NOVAVAX COM NEW 670002401 5,992,798 1,718,719 40.21 40,272 8.68 0.0221
2025-11-14 2025-09-30 13F NOVAVAX COM NEW 670002401 4,274,079 333,119 8.45 37,056 49.25 0.0209
2025-08-14 2025-06-30 13F NOVAVAX COM NEW 670002401 3,940,960 680,052 20.85 24,828 18.78 0.0176
2025-05-15 2025-03-31 13F NOVAVAX COM NEW 670002401 3,260,908 -2,529,346 -43.68 20,902 -55.10 0.0186
2025-02-14 2024-12-31 13F NOVAVAX COM NEW 670002401 5,790,254 -146,911 -2.47 46,554 -37.92 0.0342
2024-11-14 2024-09-30 13F NOVAVAX COM NEW 670002401 5,937,165 -384,910 -6.09 74,986 -6.31 0.0644
2024-08-14 2024-06-30 13F NOVAVAX COM NEW 670002401 6,322,075 6,207,724 5,428.66 80,037 14,558.79 0.0749
2024-05-15 2024-03-31 13F NOVAVAX COM NEW 670002401 114,351 11,818 11.53 547 10.98 0.0005
2024-02-14 2023-12-31 13F NOVAVAX COM NEW 670002401 102,533 86,936 557.39 492 339.29 0.0004
2023-11-14 2023-09-30 13F NOVAVAX COM NEW 670002401 15,597 15,597 113 0.0001
2023-05-15 2023-03-31 13F NOVAVAX COM NEW 670002401 0 -632,099 -100.00 0 -100.00
2023-02-14 2022-12-31 13F NOVAVAX COM NEW 670002401 632,099 135,518 27.29 6,498 -28.11 0.0072
2022-11-14 2022-09-30 13F NOVAVAX COM NEW 670002401 496,581 275,702 124.82 9,038 -20.44 0.0108
2022-08-15 2022-06-30 13F NOVAVAX COM NEW 670002401 220,879 93,999 74.08 11,360 21.56 0.0133
2022-05-16 2022-03-31 13F NOVAVAX COM NEW 670002401 126,880 126,880 9,345 0.0087
2022-02-14 2021-12-31 13F NOVAVAX COM NEW 670002401 0 -65,333 -100.00 0 -100.00
2021-11-15 2021-09-30 13F NOVAVAX COM NEW 670002401 65,333 -13,790 -17.43 13,544 -19.38 0.0122
2021-08-16 2021-06-30 13F NOVAVAX COM NEW 670002401 79,123 31,529 66.25 16,799 94.68 0.0145
2021-05-17 2021-03-31 13F NOVAVAX COM NEW 670002401 47,594 47,594 -39.85 8,629 -48.63 0.0083
2021-02-16 2020-12-31 13F NOVAVAX COM NEW 670002401 0 -5,239 -100.00 0 -100.00
2020-11-16 2020-09-30 13F NOVAVAX COM NEW 670002401 5,239 -989,509 -99.47 568 -99.31 0.0006
2020-08-14 2020-06-30 13F NOVAVAX COM NEW 670002401 994,748 834,271 519.87 82,912 3,705.05 0.0988
2020-05-15 2020-03-31 13F NOVAVAX COM NEW 670002401 160,477 -34,916 -17.87 2,179 180.08 0.0034
2020-02-14 2019-12-31 13F NOVAVAX COM NEW 670002401 195,393 168,863 636.50 778 484.96 0.0009
2019-11-14 2019-09-30 13F NOVAVAX COM NEW 670002401 26,530 26,530 -86.42 133 -82.90 0.0002
2019-08-14 2019-06-30 13F NOVAVAX COM 670002104 0 -151,937 -100.00 0 -100.00
2019-05-15 2019-03-31 13F NOVAVAX COM 670002104 151,937 69,155 83.54 84 -44.74 0.0001
2019-02-14 2018-12-31 13F NOVAVAX COM 670002104 82,782 -5,566 -6.30 152 -8.43 0.0002
2018-11-14 2018-09-30 13F NOVAVAX COM 670002104 88,348 55,054 165.36 166 268.89 0.0002
2018-08-14 2018-06-30 13F NOVAVAX COM 670002104 33,294 -76,640 -69.71 45 -80.52 0.0001
2018-05-15 2018-03-31 13F NOVAVAX COM 670002104 109,934 26,258 31.38 231 124.27 0.0003
2018-02-14 2017-12-31 13F NOVAVAX COM 670002104 83,676 -362,425 -81.24 103 -79.76 0.0001
2017-11-14 2017-09-30 13F NOVAVAX COM 670002104 446,101 -5,063,538 -91.90 509 -91.97 0.0008
2017-08-14 2017-06-30 13F NOVAVAX COM 670002104 5,509,639 657,935 13.56 6,336 2.03 0.0105
2017-05-15 2017-03-31 13F NOVAVAX COM 670002104 4,851,704 3,501,098 259.22 6,210 264.86 0.0109
2017-02-14 2016-12-31 13F NOVAVAX COM 670002104 1,350,606 1,028,216 318.94 1,702 153.65 0.0029
2016-11-14 2016-09-30 13F NOVAVAX COM 670002104 322,390 -448,268 -58.17 671 -88.02 0.0012
2016-08-15 2016-06-30 13F NOVAVAX COM 670002104 770,658 613,871 391.53 5,603 592.58 0.0103
2016-05-16 2016-03-31 13F NOVAVAX COM 670002104 156,787 -106,317 -40.41 809 -63.34 0.0015
2016-02-16 2015-12-31 13F NOVAVAX COM 670002104 263,104 -895,956 -77.30 2,207 -73.07 0.0033
2015-11-16 2015-09-30 13F NOVAVAX COM 670002104 1,159,060 449,349 63.31 8,195 3.66 0.0121
2015-08-14 2015-06-30 13F NOVAVAX COM 670002104 709,711 147,379 26.21 7,906 70.02 0.0118
2015-05-15 2015-03-31 13F NOVAVAX COM 670002104 562,332 -80,910 -12.58 4,650 21.92 0.0071
2015-02-17 2014-12-31 13F NOVAVAX COM 670002104 643,242 236,936 58.31 3,814 125.15 0.0049
2014-11-14 2014-09-30 13F NOVAVAX COM 670002104 406,306 -142,015 -25.90 1,694 -33.12 0.0022
2014-08-14 2014-06-30 13F NOVAVAX COM 670002104 548,321 144,869 35.91 2,533 38.57 0.0034
2014-05-15 2014-03-31 13F NOVAVAX COM 670002104 403,452 306,454 315.94 1,828 267.81 0.0026
2014-02-14 2013-12-31 13F NOVAVAX COM 670002104 96,998 33,137 51.89 497 146.04 0.0007
2013-11-20 2013-09-30 13F/A-1 NOVAVAX COM 670002104 63,861 -8,821 -12.14 202 35.57 0.0003
2013-11-14 2013-09-30 13F NOVAVAX COM 670002104 63,861 202
2013-08-14 2013-06-30 13F NOVAVAX COM 670002104 72,682 72,682 149 0.0003
Disclosed Call Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share
Price
Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-05-15 2026-03-31 13F NOVAVAX COM NEW Call 234,800 -11.80 1,911 6.88 n/a n/a n/a
2026-02-17 2025-12-31 13F NOVAVAX COM NEW Call 266,200 -1.77 1,789 -23.88 n/a n/a n/a
2025-11-14 2025-09-30 13F NOVAVAX COM NEW Call 271,000 1.42 2,350 39.57 n/a n/a n/a
2025-08-14 2025-06-30 13F NOVAVAX COM NEW Call 267,200 626.09 1,683 616.17 n/a n/a n/a
2025-05-15 2025-03-31 13F NOVAVAX COM NEW Call 36,800 -77.49 236 -82.12 n/a n/a n/a
2025-02-14 2024-12-31 13F NOVAVAX COM NEW Call 163,500 -40.91 1,315 -62.39 n/a n/a n/a
2024-11-14 2024-09-30 13F NOVAVAX COM NEW Call 276,700 17.95 3,495 17.64 n/a n/a n/a
2024-08-14 2024-06-30 13F NOVAVAX COM NEW Call 234,600 192.52 2,970 675.46 n/a n/a n/a
2024-05-15 2024-03-31 13F NOVAVAX COM NEW Call 80,200 -74.30 383 -74.43 n/a n/a n/a
2024-02-14 2023-12-31 13F NOVAVAX COM NEW Call 312,100 0.00 1,498 -33.69 n/a n/a n/a
2023-11-14 2023-09-30 13F NOVAVAX COM NEW Call 312,100 23.90 2,260 20.74 n/a n/a n/a
2023-08-14 2023-06-30 13F NOVAVAX COM NEW Call 251,900 0.00 1,872 7.22 n/a n/a n/a
2023-05-15 2023-03-31 13F NOVAVAX COM NEW Call 251,900 -69.20 1,746 -79.25 n/a n/a n/a
2023-02-14 2022-12-31 13F NOVAVAX COM NEW Call 817,900 285.80 8,408 117.94 n/a n/a n/a
2022-11-14 2022-09-30 13F NOVAVAX COM NEW Call 212,000 32.42 3,858 -53.15 n/a n/a n/a
2022-08-15 2022-06-30 13F NOVAVAX COM NEW Call 160,100 6.66 8,234 -25.52 n/a n/a n/a
2022-05-16 2022-03-31 13F NOVAVAX COM NEW Call 150,100 -2.02 11,055 -49.56 n/a n/a n/a
2022-02-14 2021-12-31 13F NOVAVAX COM NEW Call 153,200 -6.18 21,918 -35.26 n/a n/a n/a
2021-11-15 2021-09-30 13F NOVAVAX COM NEW Call 163,300 -20.84 33,854 -22.71 n/a n/a n/a
2021-08-16 2021-06-30 13F NOVAVAX COM NEW Call 206,300 10.74 43,800 29.67 n/a n/a n/a
2021-05-17 2021-03-31 13F NOVAVAX COM NEW Call 186,300 68.44 33,778 173.88 n/a n/a n/a
2021-02-16 2020-12-31 13F NOVAVAX COM NEW Call 110,600 -36.58 12,333 -34.73 n/a n/a n/a
2020-11-16 2020-09-30 13F NOVAVAX COM NEW Call 174,400 248.80 18,896 353.36 n/a n/a n/a
2020-08-14 2020-06-30 13F NOVAVAX COM NEW Call 50,000 4,168 n/a n/a n/a
2018-05-15 2018-03-31 13F NOVAVAX COM Call 0 -100.00 0 -100.00 n/a n/a n/a
2018-02-14 2017-12-31 13F NOVAVAX COM Call 50,000 0.00 62 8.77 n/a n/a n/a
2017-11-14 2017-09-30 13F NOVAVAX COM Call 50,000 0.00 57 0.00 n/a n/a n/a
2017-08-14 2017-06-30 13F NOVAVAX COM Call 50,000 0.00 57 -10.94 n/a n/a n/a
2017-05-15 2017-03-31 13F NOVAVAX COM Call 50,000 0.00 64 1.59 n/a n/a n/a
2017-02-14 2016-12-31 13F NOVAVAX COM Call 50,000 0.00 63 -39.42 n/a n/a n/a
2016-11-14 2016-09-30 13F NOVAVAX COM Call 50,000 104 n/a n/a n/a
Disclosed Put Options
File
Date
Effective
Date
Form Security Class ID Opt Avg Share Price Shares ΔShares
(%)
Value
(x1000)
ΔValue
(%)
Prior Allocation
(%)
Allocation
(%)
ΔAllocation
(%)
Cost Basis
(x1000)
Profit
(x1000)
Return
(%)
2026-05-15 2026-03-31 13F NOVAVAX COM NEW Put 150,000 0.00 1,221 21.13 n/a n/a n/a
2026-02-17 2025-12-31 13F NOVAVAX COM NEW Put 150,000 -45.45 1,008 -57.72 n/a n/a n/a
2025-11-14 2025-09-30 13F NOVAVAX COM NEW Put 275,000 0.00 2,384 37.64 n/a n/a n/a
2025-08-14 2025-06-30 13F NOVAVAX COM NEW Put 275,000 1,732 n/a n/a n/a
2024-05-15 2024-03-31 13F NOVAVAX COM NEW Put 0 -100.00 0 -100.00 n/a n/a n/a
2024-02-14 2023-12-31 13F NOVAVAX COM NEW Put 60,000 -46.67 288 -64.62 n/a n/a n/a
2023-11-14 2023-09-30 13F NOVAVAX COM NEW Put 112,500 80.00 814 75.43 n/a n/a n/a
2023-08-14 2023-06-30 13F NOVAVAX COM NEW Put 62,500 0.00 464 7.16 n/a n/a n/a
2023-05-15 2023-03-31 13F NOVAVAX COM NEW Put 62,500 0.00 433 -32.55 n/a n/a n/a
2023-02-14 2022-12-31 13F NOVAVAX COM NEW Put 62,500 -24.24 642 -57.26 n/a n/a n/a
2022-11-14 2022-09-30 13F NOVAVAX COM NEW Put 82,500 -26.34 1,502 -73.92 n/a n/a n/a
2022-08-15 2022-06-30 13F NOVAVAX COM NEW Put 112,000 -69.15 5,760 -78.46 n/a n/a n/a
2022-05-16 2022-03-31 13F NOVAVAX COM NEW Put 363,100 62.53 26,742 -16.33 n/a n/a n/a
2022-02-14 2021-12-31 13F NOVAVAX COM NEW Put 223,400 -8.22 31,962 -36.66 n/a n/a n/a
2021-11-15 2021-09-30 13F NOVAVAX COM NEW Put 243,400 -16.79 50,459 -18.75 n/a n/a n/a
2021-08-16 2021-06-30 13F NOVAVAX COM NEW Put 292,500 424.19 62,101 513.83 n/a n/a n/a
2021-05-17 2021-03-31 13F NOVAVAX COM NEW Put 55,800 -80.92 10,117 -83.71 n/a n/a n/a
2021-02-16 2020-12-31 13F NOVAVAX COM NEW Put 0 -100.00 0 -100.00 n/a n/a n/a
2020-11-16 2020-09-30 13F NOVAVAX COM NEW Put 101,100 10,954 n/a n/a n/a
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.