CMMB · Chemomab Therapeutics Ltd. · Holdings
Market Cap
$18.69M
Shares
7.33M
Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.
Holders: 13
Total Value: $615,323
Total Shares: 379,833
Institutional Ownership Trend
22 quarters
Holder Concentration
Across 13 13F filers · Δ vs Mar 31, 2026Top Holder
25.1%
+2.3 pts
Top 5
84.1%
+5.5 pts
Top 10
99.0%
+2.5 pts
HHI
1,641
Moderately concentrated+160
Quarterly Activity
vs Mar 31, 2026
New
1
Increased
4
Decreased
4
Sold Out
3
Unchanged
4
Holder count:
-2
Institutional value:
+11.5%
Shares held:
+8.0%
Top Buyers
vs Mar 31, 2026| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mega CITADEL ADVISORS LLC | +31,129 | 95,311 | |
| Mega RHUMBLINE ADVISERS | +12,163 | 30,529 | |
| Micro Philadelphia Investment Partners, LLC | +6,800 | 15,000 | |
| Mid SBI Securities Co., Ltd. | +6 | 34 |
Top Sellers
vs Mar 31, 2026| Institution | Sold | Now Holds | Open |
|---|---|---|---|
| Mid GAMMA Investing LLC | −2,839 | 4,740 | |
| Mid XTX Topco Ltd | −2,642 | 15,987 | |
| Mega BNP PARIBAS ARBITRAGE, SA | −1,620 | 6,805 | |
| Mega MORGAN STANLEY | −1,000 | 3,575 |
Top New Positions
vs Mar 31, 2026| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Large Lido Advisors, LLC | 14,341 | $23,232 |
Top Sold-Out Positions
vs Mar 31, 2026| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Small SmartHarvest Portfolios, LLC | 14,566 | $22,868 | |
| Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP | 13,491 | $21,180 | |
| Mega UBS Group AG | 8 | $12 |
| Holder | Value (USD) | % of 13F | Shares | Type | Filed | Open |
|---|---|---|---|---|---|---|
| Mega CITADEL ADVISORS LLC | $154,403 | 25.09% | 95,311 | Shares | 2026-09-02 | |
| Mid ADAR1 Capital Management, LLC | $129,600 | 21.06% | 80,000 | Shares | 2026-08-14 | |
| Mid KESTRA PRIVATE WEALTH SERVICES, LLC | $99,970 | 16.25% | 61,710 | Shares | 2026-07-28 | |
| Small Ikarian Capital, LLC | $83,904 | 13.64% | 51,793 | Shares | 2026-08-14 | |
| Mega RHUMBLINE ADVISERS | $49,456 | 8.04% | 30,529 | Shares | 2026-08-12 | |
| Mid XTX Topco Ltd | $25,898 | 4.21% | 15,987 | Shares | 2026-08-14 | |
| Micro Philadelphia Investment Partners, LLC | $24,300 | 3.95% | 15,000 | Shares | 2026-08-14 | |
| Large Lido Advisors, LLC | $23,232 | 3.78% | 14,341 | Shares | 2026-08-07 | |
| Mega BNP PARIBAS ARBITRAGE, SA | $11,024 | 1.79% | 6,805 | Shares | 2026-08-13 | |
| Mid GAMMA Investing LLC | $7,678 | 1.25% | 4,740 | Shares | 2026-07-07 | |
| Mega MORGAN STANLEY | $5,791 | 0.94% | 3,575 | Shares | 2026-08-13 | |
| Mid SBI Securities Co., Ltd. Broker-Dealer | $55 | 0.01% | 34 | Shares | 2026-07-23 | |
| Small Caitong International Asset Management Co., Ltd | $12 | 0.00% | 8 | Shares | 2026-08-05 |