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BLCN

Siren ETF Trust Siren NexGen Economy ETF
BLCN

Delisted

BLCN was delisted on the 14th of July, 2026.

78 hedge funds and large institutions have $42.6M invested in Siren ETF Trust Siren NexGen Economy ETF in 2021 Q1 according to their latest regulatory filings, with 30 funds opening new positions, 22 increasing their positions, 10 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

205% more call options, than puts

Call options by funds: $7.66M | Put options by funds: $2.51M

131% more first-time investments, than exits

New positions opened: 30 | Existing positions closed: 13

120% more repeat investments, than reductions

Existing positions increased: 22 | Existing positions reduced: 10

48% more capital invested

Capital invested by funds: $28.8M → $42.6M (+$13.8M)

28% more funds holding

Funds holding: 6178 (+17)

0% more funds holding in top 10

Funds holding in top 10: 11 (0)

1.2% less ownership

Funds ownership: 15.25%14.05% (-1.2%)

Holders
78
Holders Change
+17
Holders Change %
+27.87%
% of All Funds
1.37%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.02%
New
30
Increased
22
Reduced
10
Closed
13
Calls
$7.66M
Puts
$2.51M
Net Calls
+$5.14M
Net Calls Change
+$3.86M

BLCN Hedge Fund Activity: Q1 2021 in Review

78 of the 5,695 institutional investors tracked by Wall St. Rank reported a position in Siren ETF Trust Siren NexGen Economy ETF (BLCN) for Q1 2021, worth a combined $42.6M — up 48% from $28.8M a quarter earlier.

Buyers outnumbered sellers: 30 funds opened new BLCN positions and 13 closed out — a net gain of 17 holders — while 22 added to existing stakes and 10 trimmed.

The largest buyer was Royal Bank of Canada, adding an estimated $6.05M. The largest seller was Jane Street, exiting entirely with an estimated $2.5M sold.

  • 78 institutional investors held Siren ETF Trust Siren NexGen Economy ETF (BLCN) as of Q1 2021, up from 61 in Q4 2020.
  • Funds reported $42.6M of Siren ETF Trust Siren NexGen Economy ETF stock for Q1 2021, up 48% quarter-over-quarter.
  • 30 funds opened new Siren ETF Trust Siren NexGen Economy ETF positions in Q1 2021 and 13 closed out, a net change of +17 holders.
  • The largest Siren ETF Trust Siren NexGen Economy ETF buyer in Q1 2021 was Royal Bank of Canada, an estimated $6.05M added.
  • The largest Siren ETF Trust Siren NexGen Economy ETF seller in Q1 2021 was Jane Street, an estimated $2.5M sold.

Based on aggregated 13F filings for Q1 2021.