Ballard Power Systems Inc. (Nasdaq: BLDP), an SEC filer in Electrical Industrial Apparatus, closed at $2.25, -3.8%, on 2026-08-28, with a market cap of $704M as of 2026-08-27. Institutional ownership, earnings history and filed financials are on the tabs below.
| # | Holder | Shares | Value | % of shares out | Δ QoQ |
|---|---|---|---|---|---|
| 1 | TWO SIGMA INVESTMENTS, LP | 12,343,15212.3M | $30M | 4.10% | ADD 82% |
| 2 | MORGAN STANLEY | 12,086,37912.1M | $29M | 4.02% | TRIM -6% |
| 3 | D. E. Shaw & Co., Inc. | 8,282,8528.3M | $20M | 2.75% | ADD 67% |
| 4 | Legal & General Group Plc | 6,394,2516.4M | $15M | 2.13% | — |
| 5 | UBS Group AG | 5,846,7805.8M | $14M | 1.94% | ADD 107% |
| 6 | STATE STREET CORP | 4,966,3305.0M | $12M | 1.65% | — |
| 7 | Invesco Ltd. | 3,938,7923.9M | $10M | 1.31% | TRIM -21% |
| 8 | BNP PARIBAS FINANCIAL MARKETS | 3,778,3203.8M | $9M | 1.26% | TRIM -5% |
| 9 | CITADEL ADVISORS LLC | 2,889,0332.9M | $7M | 0.96% | TRIM -20% |
| 10 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 2,782,5842.8M | $7M | 0.93% | — |
Ranked by each filer’s own reported value, not shares.
| Biggest buyers | Δ shares | Δ value | |
|---|---|---|---|
| TWO SIGMA INVESTMENTS, LP | +5,573,967 | $13M | ADD |
| D. E. Shaw & Co., Inc. | +3,329,777 | $8M | ADD |
| UBS Group AG | +3,021,771 | $7M | ADD |
| Qube Research & Technologies Ltd | +1,091,195 | $3M | ADD |
| Point72 Asset Management, L.P. | +598,814 | $1M | OPEN |
| Biggest sellers | Δ shares | Δ value | |
|---|---|---|---|
| TWO SIGMA ADVISERS, LP | −6,242,000 | $15M | CLOSE |
| GOLDMAN SACHS GROUP INC | −1,495,189 | $4M | TRIM |
| JANE STREET GROUP, LLC | −1,472,104 | $4M | TRIM |
| Invesco Ltd. | −1,030,032 | $2M | TRIM |
| CITADEL ADVISORS LLC | −709,581 | $2M | TRIM |
Prior quarter split-rebased · 13Fs are long, US-listed only.
| Holder | 2024-Q4 | 2025-Q1 | 2025-Q2 | 2025-Q3 | 2025-Q4 | 2026-Q1 | Latest value |
|---|---|---|---|---|---|---|---|
| TWO SIGMA INVESTMENTS, LP | 1.8M | 2.6M | 5.6M | 6.3M | 6.8M | 12.3M | $30M |
| MORGAN STANLEY | 1.1M | 1.8M | 2.7M | 5.6M | 12.8M | 12.1M | $29M |
| D. E. Shaw & Co., Inc. | 238K | 2.6M | 1.8M | 836K | 5.0M | 8.3M | $20M |
| Legal & General Group Plc | 6.1M | 6.4M | 13.1M | 13.5M | 6.4M | 6.4M | $15M |
| UBS Group AG | 3.6M | 3.8M | 4.2M | 3.4M | 2.8M | 5.8M | $14M |
| STATE STREET CORP | 2.7M | 2.6M | 5.7M | 5.7M | 4.9M | 5.0M | $12M |
| Invesco Ltd. | 3.6M | 3.7M | 3.4M | 3.3M | 5.0M | 3.9M | $10M |
| BNP PARIBAS FINANCIAL MARKETS | 420K | 558K | 309K | 1.3M | 4.0M | 3.8M | $9M |
| CITADEL ADVISORS LLC | 3.7M | 191K | 618K | 1.1M | 3.6M | 2.9M | $7M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 3.8M | 4.1M | 3.6M | 1.7M | 2.8M | 2.8M | $7M |
Green = added, red = trimmed, grey = held; a dash is a quarter with no 13F on file — a gap, not an exit.
Breaks = no 13F that quarter.
Short interest has its own tab now — open SI →
SEC Form 13F · ~10,250 filers, 10y · long-only, US-listed, filed ≤45d after quarter-end.
