AXSM
Axsome Therapeut (AXSM)
NASDAQ
$245.22-$2.63 (-1.06%)
Price as of Jun 23, 2026 7:54 PM EDT
  • $12.8B
    Market Cap
  • 143.83%
    1-Year Change
  • Biotechnology
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
VANGUARD GROUP INC
8.09%
4.2M
-15,828 (-0.38%)
Dec 31, 2025
BLACKROCK, INC.
7.60%
3.9M
-699 (-0.02%)
Mar 31, 2026
BLACKROCK FUNDING, INC. /DE
6.87%
3.5M
+135,015 (+3.82%)
Dec 31, 2024
BLACKROCK INC.
6.41%
3.3M
+104,501 (+3.17%)
Jun 30, 2024
N/A
4.00%
2.1M
+2.1M (+100.00%)
Mar 31, 2026
RTW INVESTMENTS, LLC
3.15%
1.6M
+2,322 (+0.14%)
Dec 31, 2021
FMR LLC
3.05%
1.6M
+385,373 (+24.59%)
Mar 31, 2026

Current Ownership Distribution

  • Institutions607.4M (82.15%)
  • Mutual Funds131.4M (17.77%)
  • Insiders545,558 (0.07%)
  • Other0 (0.00%)

Insider Transactions

  • 0.07% (545,558)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $18.1M
    Amount of InsiderBuying (last 12 months)
  • 6
    Number of InsiderSelling (last 12 months)
  • $95.2M
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Coleman Mark
Sell
Jun 10, 2026
$160,107.00
643
$249.00
30,389
JEFFS ROGER
Exempt
Jun 08, 2026
$0.00
1,429
$0.00
0
Saad Mark E
Exempt
Jun 08, 2026
$0.00
1,429
$0.00
0
JEFFS ROGER
Exempt
Jun 08, 2026
$0.00
1,429
$0.00
58,939
Coleman Mark
Exempt
Jun 08, 2026
$0.00
1,429
$0.00
0
Saad Mark E
Exempt
Jun 08, 2026
$0.00
1,429
$0.00
11,431
Coleman Mark
Exempt
Jun 08, 2026
$0.00
1,429
$0.00
31,032
Pizzie Nick
Chief Financial Officer
Award
Feb 26, 2026
$0.00
18,570
$0.00
18,570
Jacobson Mark L.
Chief Operating Officer
Exempt
Feb 26, 2026
$0.00
35,378
$0.00
0
Coleman Mark
Sell
Feb 26, 2026
$4.0M
25,000
$161.11
47,140
Murdock Hunter R.
General Counsel
Award
Feb 26, 2026
$0.00
16,385
$0.00
16,385
Maizel Ari
Chief Commercial Officer
Award
Feb 26, 2026
$0.00
16,385
$0.00
16,385
TABUTEAU HERRIOT
Chief Executive Officer
Award
Feb 26, 2026
$0.00
54,623
$0.00
54,623
Jacobson Mark L.
Chief Operating Officer
Award
Feb 26, 2026
$0.00
19,663
$0.00
19,663
Jacobson Mark L.
Chief Operating Officer
Exempt
Feb 26, 2026
$100,827.30
35,378
$2.85
35,378
Jacobson Mark L.
Chief Operating Officer
Sell
Feb 26, 2026
$5.7M
35,378
$161.88
0
Coleman Mark
Exempt
Feb 20, 2026
$0.00
12,485
$0.00
13,971
Coleman Mark
Exempt
Feb 20, 2026
$61,800.75
12,485
$4.95
65,890
Coleman Mark
Exempt
Feb 10, 2026
$0.00
5,193
$0.00
0
Coleman Mark
Exempt
Feb 10, 2026
$41,647.86
5,193
$8.02
53,405
Saad Mark E
Exempt
Dec 31, 2025
$0.00
6,231
$0.00
0
Saad Mark E
Exempt
Dec 31, 2025
$0.00
31,346
$0.00
0
Saad Mark E
Exempt
Dec 31, 2025
$49,972.62
6,231
$8.02
16,233
Saad Mark E
Sell
Dec 31, 2025
$1.0M
6,231
$165.18
10,002
Saad Mark E
Exempt
Dec 31, 2025
$155,162.70
31,346
$4.95
41,348
Saad Mark E
Sell
Dec 31, 2025
$5.2M
31,346
$165.18
10,002
TABUTEAU HERRIOT
Chief Executive Officer
Exempt
Oct 08, 2025
$0.00
12,774
$0.00
415,736
TABUTEAU HERRIOT
Chief Executive Officer
Exempt
Oct 08, 2025
$102,447.48
12,774
$8.02
20,003
TABUTEAU HERRIOT
Chief Executive Officer
Sell
Oct 08, 2025
$1.5M
12,774
$118.84
7,229
TABUTEAU HERRIOT
Chief Executive Officer
Exempt
Oct 07, 2025
$107,387.80
13,390
$8.02
20,619