AXSOME THERAPEUTICS INC (AXSM) Institutional Shareholders
AXSOME THERAPEUTICS INC (AXSM) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $6.14B in AXSM holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of AXSM tracked by InsiderSet, reporting ownership valued at approximately $661.35M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $830.19M, representing an estimated gain of +25.53% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 44% of the total disclosed AXSM value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Portfolio Management Llc, Vanguard Capital Management Llc, and several other long-term asset managers with concentrated positions in AXSOME THERAPEUTICS INC (AXSM).
This page ranks the largest institutional AXSM shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
428
Total Reported Value
$6.14B
Largest Holder
Blackrock, Inc.
Largest Position
$661.35M
Insider Transactions (90d)
15
Latest Filing Quarter
Q2 2026
New Institutional Positions
69
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.01% | 3,912,844 | $661,348,893 | $830,188,111 | +$168,839,218 | +25.53% | |
| Vanguard Portfolio Management Llc | 0.02% | 2,058,170 | $347,871,893 | $436,681,929 | +$88,810,036 | +25.53% | |
| Vanguard Capital Management Llc | 0.01% | 1,937,752 | $327,518,843 | $411,132,842 | +$83,613,999 | +25.53% | |
| Fmr Llc | 0.01% | 1,566,995 | $264,853,495 | $332,469,329 | +$67,615,834 | +25.53% | |
| Invesco Ltd. | 0.03% | 1,297,678 | $219,333,537 | $275,328,341 | +$55,994,804 | +25.53% | |
| Geode Capital Management, Llc | 0.01% | 1,162,981 | $196,601,071 | $246,749,679 | +$50,148,608 | +25.51% | |
| Wellington Management Group Llp | 0.04% | 1,145,306 | $193,579,622 | $242,999,574 | +$49,419,952 | +25.53% | |
| Deep Track Capital, Lp | 3.84% | 1,100,000 | $185,922,000 | $233,387,000 | +$47,465,000 | +25.53% | |
| State Street Corp | 0.01% | 986,809 | $166,790,457 | $209,371,266 | +$42,580,809 | +25.53% | |
| Nomura Asset Management International Inc. | 0.24% | 812,809 | $137,381,000 | $172,453,686 | +$35,072,686 | +25.53% | |
| Adage Capital Partners Gp, L.L.C. | 0.19% | 737,578 | $124,665,434 | $156,491,924 | +$31,826,490 | +25.53% | |
| Assenagon Asset Management S.A. | 0.14% | 454,682 | $111,292,513 | $96,469,880 | -$14,822,633 | -13.32% | |
| Alethea Capital Management, Llc | 58.94% | 649,114 | $109,713,248 | $137,722,517 | +$28,009,269 | +25.53% | |
| Pictet Asset Management Holding Sa | 0.10% | 426,527 | $104,399,930 | $90,496,234 | -$13,903,696 | -13.32% | |
| D. E. Shaw & Co., Inc. | 0.08% | 603,465 | $101,997,654 | $128,037,169 | +$26,039,515 | +25.53% | |
| Bank Of America Corp | 0.01% | 598,091 | $101,089,343 | $126,896,967 | +$25,807,624 | +25.53% | |
| First Trust Advisors Lp | 0.07% | 577,479 | $97,605,500 | $122,523,719 | +$24,918,219 | +25.53% | |
| Ubs Group Ag | 0.02% | 547,195 | $92,486,898 | $116,098,363 | +$23,611,465 | +25.53% | |
| Eventide Asset Management, Llc | 1.45% | 519,558 | $87,776,957 | $110,234,621 | +$22,457,664 | +25.58% | |
| Principal Financial Group Inc | 0.04% | 332,642 | $81,420,780 | $70,576,653 | -$10,844,127 | -13.32% | |
| Morgan Stanley | 0.00% | 476,701 | $80,572,042 | $101,141,651 | +$20,569,609 | +25.53% | |
| Franklin Resources Inc | 0.02% | 438,490 | $74,113,581 | $93,034,423 | +$18,920,842 | +25.53% | |
| Point72 Asset Management, L.P. | 0.12% | 424,750 | $71,791,245 | $90,119,208 | +$18,327,963 | +25.53% | |
| Goldman Sachs Group Inc | 0.01% | 421,447 | $71,232,972 | $89,418,410 | +$18,185,438 | +25.53% | |
| Northern Trust Corp | 0.01% | 401,459 | $67,854,600 | $85,177,556 | +$17,322,956 | +25.53% | |
| Charles Schwab Investment Management Inc | 0.01% | 395,118 | $66,782,844 | $83,832,186 | +$17,049,342 | +25.53% | |
| Hood River Capital Management Llc | 0.63% | 371,503 | $62,791,437 | $78,821,792 | +$16,030,355 | +25.53% | |
| Nuveen, Llc | 0.02% | 335,737 | $56,746,268 | $71,233,319 | +$14,487,051 | +25.53% | |
| Qube Research & Technologies Ltd | 0.08% | 335,334 | $56,678,153 | $71,147,815 | +$14,469,662 | +25.53% | |
| Two Sigma Investments, Lp | 0.05% | 322,778 | $54,555,938 | $68,483,808 | +$13,927,870 | +25.53% | |
| Vanguard Fiduciary Trust Co | 0.01% | 295,139 | $49,884,394 | $62,619,642 | +$12,735,248 | +25.53% | |
| Driehaus Capital Management Llc | 0.36% | 292,370 | $49,416,377 | $62,032,143 | +$12,615,766 | +25.53% | |
| Citadel Advisors Llc | 0.03% | 281,503 | $47,579,637 | $59,726,492 | +$12,146,855 | +25.53% | |
| Pfm Health Sciences, Lp | 4.70% | 264,304 | $44,672,662 | $56,077,380 | +$11,404,718 | +25.53% | |
| Loomis Sayles & Co L P | 0.06% | 256,625 | $43,374,758 | $54,448,126 | +$11,073,368 | +25.53% | |
| Orbimed Advisors Llc | 0.79% | 213,921 | $36,156,927 | $45,387,619 | +$9,230,692 | +25.53% | |
| Sofinnova Investments, Inc. | 1.80% | 212,747 | $35,958,498 | $45,138,531 | +$9,180,033 | +25.53% | |
| Bank Of New York Mellon Corp | 0.01% | 206,644 | $34,926,913 | $43,843,657 | +$8,916,744 | +25.53% | |
| Frontier Capital Management Co Llc | 0.35% | 203,066 | $34,322,215 | $43,084,513 | +$8,762,298 | +25.53% | |
| Citigroup Inc | 0.02% | 136,858 | $33,498,733 | $29,037,162 | -$4,461,571 | -13.32% | |
| First Turn Management, Llc | 3.56% | 188,772 | $31,906,243 | $40,051,755 | +$8,145,512 | +25.53% | |
| Bnp Paribas Financial Markets | 0.02% | 188,146 | $31,800,437 | $39,918,937 | +$8,118,500 | +25.53% | |
| Voya Investment Management Llc | 0.03% | 183,967 | $31,094,102 | $39,032,278 | +$7,938,176 | +25.53% | |
| Ameriprise Financial Inc | 0.01% | 176,314 | $29,800,906 | $37,408,541 | +$7,607,635 | +25.53% | |
| Renaissance Technologies LLC | Jim Simons | 0.04% | 164,300 | $27,769,986 | $34,859,531 | +$7,089,545 | +25.53% |
| Woodline Partners Lp | 0.10% | 162,221 | $27,418,593 | $34,418,430 | +$6,999,837 | +25.53% | |
| Metlife Investment Management, Llc | 0.13% | 152,645 | $25,800,058 | $32,386,690 | +$6,586,632 | +25.53% | |
| Perceptive Advisors Llc | 0.50% | 149,950 | $25,344,549 | $31,814,891 | +$6,470,342 | +25.53% | |
| Voleon Capital Management Lp | 0.54% | 147,867 | $24,992,480 | $31,372,941 | +$6,380,461 | +25.53% | |
| 1832 Asset Management L.P. | 0.03% | 143,800 | $24,305,076 | $30,510,046 | +$6,204,970 | +25.53% |
Frequently asked questions about AXSM
Who owns the most AXSM stock?
The largest holders of AXSM are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for AXSOME THERAPEUTICS INC (AXSM).
Is AXSM widely held by superinvestors?
Many widely followed stocks like AXSM appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly AXSM is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.