DFSC
DEFSEC Technologies Inc.Company with tickers: DFSC, DFSCW
CIK
1889823
CUSIP
244778106
Shares Outstanding
1,993,626
13F Activity (30d)
3 filings
3 filers
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: 4
Total Value: $31,471
Total Shares: 15,658
Institutional Ownership Trend
Holder Concentration
Across 4 13F filers · Δ vs Dec 31, 2025Top Holder
92.9%
−6.9 pts
Top 5
100.0%
0.0 pts
Top 10
100.0%
0.0 pts
HHI
8,657
Highly concentrated
−1,300
Quarterly Activity
vs Dec 31, 2025
New
2
Increased
1
Decreased
0
Sold Out
2
Unchanged
1
Holder count:
0
Institutional value:
-88.3%
Shares held:
-90.1%
Top Buyers
vs Dec 31, 2025| Institution | Added | Now Holds | Open |
|---|---|---|---|
| Mid HARBOUR INVESTMENTS, INC. | +200 | 300 |
Top Sellers
vs Dec 31, 2025No qualifying movers this quarter.
Top New Positions
vs Dec 31, 2025| Institution | Acquired | Value (USD) | Open |
|---|---|---|---|
| Large HRT FINANCIAL LP | 14,551 | $29,247 | |
| Mega UBS Group AG | 607 | $1,219 |
Top Sold-Out Positions
vs Dec 31, 2025| Institution | Previously Held | Last Value (USD) | Open |
|---|---|---|---|
| Mid ARMISTICE CAPITAL, LLC | 158,036 | $268,661 | |
| Mid Tower Research Capital LLC (TRC) | 39 | $66 |
| Holder | Value (USD) | % of 13F | Shares | Type | Discretion | Filed | Open | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Large HRT FINANCIAL LP | $29,247 | 92.93% | 14,551 | Shares | Defined | 2026-05-14 | ||||
| Mega UBS Group AG | $1,219 | 3.87% | 607 | Shares | Defined | 2026-05-05 | ||||
| Mid HARBOUR INVESTMENTS, INC. | $603 | 1.92% | 300 | Shares | Sole | 2026-05-15 | ||||
| Large OSAIC HOLDINGS, INC. | $402 | 1.28% | 200 | Shares | Defined | 2026-05-15 | ||||
| No holders match your search. | ||||||||||