American Superconductor Corp (AMSC)

Market is closed

Hedge Fund Popularity

13F filing is ongoing

Hedge Fund Holdings
Filing Period:
Last update:
No. Hedge Fund Shares Value Activity % Port
1. 1,044,193 $30,051,875 +36% 0.37%
2.
Arrowstreet Capital

Peter Rathjens, Bruce Clarke And John Campbell

683,202 $19,662,554 -11% 0.01%
3.
Driehaus Capital

Richard Driehaus

499,984 $14,389,540 -59% 0.1%
4.
D E Shaw

D. E. Shaw

443,148 $12,753,800 -42% 0.01%
5. 387,069 $11,139,846 +9% 0.11%
Insider Trading: Purchases See All
Insider Price Amount Total Value Remaining Holdings Date Form 4
$8.33 200 $1,666.00 60,907 2019-06-18 Filing
$5.57 500 $2,782.50 16,376 2022-08-04 Filing
$3.49 25,000 $87,267.50 943,223 2022-12-16 Filing
$3.50 15,000 $52,471.50 353,759 2022-12-16 Filing
$3.34 25,000 $83,400.00 338,759 2022-12-12 Filing
Insider Trading: Sales See All
Insider Price Amount Total Value Remaining Holdings Date Form 4
$50.92 9,703 $494,081.61 48,663 2025-08-08 Filing
$55.11 27,743 $1,528,819.63 1,183,134 2025-08-04 Filing
$54.26 73,105 $3,966,706.54 1,210,877 2025-08-04 Filing
$55.26 9,843 $543,924.18 0 2025-08-04 Filing
$55.13 15,740 $867,733.61 352,890 2025-08-04 Filing
Institutional Investors' Holdings
Filing Period:
No. Name Shares Value % Port
1. 3,750,403 $107,936,611 0%
2. 3,526,632 $101,496,470 0%
3. 1,506,841 $43,366,884 0.04%
4. 1,192,093 $34,308,437 0%
5. 1,090,710 $31,396,276 0%
News See All