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SERINA THERAP (SER)
NYSE
$1.93+$0.01 (+0.52%)
Price as of Jun 23, 2026 6:38 PM EDT- $28.3MMarket Cap
- -66.20%1-Year Change
- BiotechnologyIndustry
SERINA THERAP (SER)
$1.93+$0.01 (+0.52%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
SIO CAPITAL MANAGEMENT, LLC | 9.23% | 1.0M | +1.0M (+100.00%) | Mar 31, 2026 |
VANGUARD GROUP INC | 1.66% | 180,013 | 0 (0.00%) | Dec 31, 2025 |
N/A | 1.47% | 159,136 | +159,136 (+100.00%) | Mar 31, 2026 |
WAVERLY ADVISORS, LLC | 0.62% | 67,492 | 0 (0.00%) | Mar 31, 2026 |
GEODE CAPITAL MANAGEMENT, LLC | 0.60% | 64,973 | +34,564 (+53.20%) | Mar 31, 2026 |
BLACKROCK, INC. | 0.54% | 58,264 | +41,015 (+70.40%) | Mar 31, 2026 |
JANE STREET GROUP, LLC | 0.37% | 39,653 | +39,653 (+100.00%) | Mar 31, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 1.47% | 159,136 | 0 (0.00%) | Mar 31, 2026 |
FIDELITY CONCORD STREET TRUST | 0.33% | 36,256 | +12,413 (+34.24%) | Feb 28, 2026 |
iSHARES TRUST | 0.14% | 14,896 | +1,372 (+9.21%) | Mar 31, 2026 |
NORTHERN FUNDS | 0.06% | 6,599 | 0 (0.00%) | Mar 31, 2026 |
BRIDGEWAY FUNDS INC | 0.02% | 2,495 | 0 (0.00%) | Mar 31, 2026 |
EQ ADVISORS TRUST | 0.006% | 658 | 0 (0.00%) | Mar 31, 2026 |
JOHN HANCOCK VARIABLE INSURANCE TRUST | 0.002% | 180 | 0 (0.00%) | Mar 31, 2026 |
Current Ownership Distribution
- Insiders4.2M (38.48%)
- Institutions3.1M (28.77%)
- Other2.6M (23.75%)
- Mutual Funds974,899 (9.00%)
Insider Transactions
- 38.48% (4.2M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 1Number of InsiderSelling (last 12 months)
- $524,775.42Amount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Marshall Richard Peter | Award | Jun 17, 2026 | $0.00 | 15,250 | $0.00 | 15,250 |
WILSON KAREN J | Award | Jun 17, 2026 | $0.00 | 15,250 | $0.00 | 15,250 |
Brannan Stephen K. | Award | Jun 17, 2026 | $0.00 | 15,250 | $0.00 | 15,250 |
Moreadith Randall Chief Scientific Officer | Exempt | Mar 23, 2026 | $0.00 | 6,500 | $0.00 | 267,686 |
Moreadith Randall Chief Scientific Officer | Exempt | Mar 23, 2026 | $390.00 | 6,500 | $0.06 | 6,500 |
Moreadith Randall Chief Scientific Officer | Sell | Mar 23, 2026 | $18,567.90 | 6,500 | $2.86 | 0 |
Moreadith Randall Chief Scientific Officer | Exempt | Mar 19, 2026 | $0.00 | 39,000 | $0.00 | 274,186 |
Moreadith Randall Chief Scientific Officer | Exempt | Mar 19, 2026 | $2,340.00 | 39,000 | $0.06 | 39,000 |
Moreadith Randall Chief Scientific Officer | Sell | Mar 19, 2026 | $97,500.00 | 39,000 | $2.50 | 0 |
LEDGER STEVEN A Chief Executive Officer | Award | Feb 03, 2026 | $0.00 | 230,100 | $0.00 | 230,100 |
GILL SIMBA | Award | Feb 03, 2026 | $0.00 | 92,000 | $0.00 | 92,000 |
Moreadith Randall Chief Scientific Officer | Award | Feb 03, 2026 | $0.00 | 69,000 | $0.00 | 69,000 |
Moreadith Randall Chief Scientific Officer | Exempt | Feb 02, 2026 | $0.00 | 6,500 | $0.00 | 313,186 |
Moreadith Randall Chief Scientific Officer | Exempt | Feb 02, 2026 | $390.00 | 6,500 | $0.06 | 6,500 |
Moreadith Randall Chief Scientific Officer | Sell | Feb 02, 2026 | $19,680.05 | 6,500 | $3.03 | 0 |
Moreadith Randall Chief Scientific Officer | Exempt | Jan 28, 2026 | $0.00 | 6,500 | $0.00 | 319,686 |
Moreadith Randall Chief Scientific Officer | Exempt | Jan 28, 2026 | $390.00 | 6,500 | $0.06 | 6,500 |
Moreadith Randall Chief Scientific Officer | Sell | Jan 28, 2026 | $23,185.50 | 6,500 | $3.57 | 0 |
Moreadith Randall Chief Scientific Officer | Exempt | Jan 22, 2026 | $0.00 | 2,500 | $0.00 | 326,186 |
Moreadith Randall Chief Scientific Officer | Exempt | Jan 22, 2026 | $150.00 | 2,500 | $0.06 | 2,500 |
Moreadith Randall Chief Scientific Officer | Sell | Jan 22, 2026 | $7,375.00 | 2,500 | $2.95 | 0 |
Moreadith Randall Chief Scientific Officer | Exempt | Jan 21, 2026 | $120.00 | 2,000 | $0.06 | 2,000 |
Moreadith Randall Chief Scientific Officer | Sell | Jan 21, 2026 | $6,000.00 | 2,000 | $3.00 | 0 |
Moreadith Randall Chief Scientific Officer | Exempt | Jan 21, 2026 | $0.00 | 2,000 | $0.00 | 328,686 |
Moreadith Randall Chief Scientific Officer | Exempt | Jan 20, 2026 | $120.00 | 2,000 | $0.06 | 2,000 |
Moreadith Randall Chief Scientific Officer | Sell | Jan 20, 2026 | $6,140.00 | 2,000 | $3.07 | 0 |
Moreadith Randall Chief Scientific Officer | Exempt | Jan 20, 2026 | $0.00 | 2,000 | $0.00 | 330,686 |
Moreadith Randall Chief Scientific Officer | Exempt | Jan 14, 2026 | $65.04 | 1,084 | $0.06 | 1,084 |
Moreadith Randall Chief Scientific Officer | Sell | Jan 14, 2026 | $2,713.36 | 1,084 | $2.50 | 0 |
Moreadith Randall Chief Scientific Officer | Exempt | Jan 14, 2026 | $0.00 | 1,084 | $0.00 | 332,686 |