Jane Avenue sharply decreased its Bitcoin ETF publicity within the first quarter of 2026, reducing reported holdings in BlackRock’s IBIT and Constancy’s FBTC whereas growing positions in Ether ETFs and several other crypto-linked equities. The transfer has revived hypothesis that one of many market’s largest buying and selling companies might have been a significant power in Bitcoin’s latest value dynamics — and {that a} lighter reported place might take away a key overhang for BTC.
In keeping with the most recent 13F filings, Jane Avenue minimize its IBIT place by roughly 71% and its FBTC place by about 60% in Q1. Parker White, the Chief Working Officer (COO) and Chief Funding Officer (CIO) of DeFi Improvement Corp (DFDV), renewed his thesis from February and argued through X that the submitting might assist reply questions which have circulated since a significant IBIT buying and selling dislocation on February 5 when BTC value noticed a large -18% drawdown.
“It’s now obvious that Jane Avenue minimize their IBIT and FBTC holdings by roughly 70% in Q1 primarily based on 13F filings,” Parker wrote on X. “Did they only outright promote or extra seemingly, did they make a HUGE revenue on their quick derivatives, which they don’t need to report? We’re nonetheless ready for the ultimate shoe to drop with one of many seemingly culprits of the blowup.”
It’s now obvious that Jane Avenue minimize their IBIT and FBTC holdings by roughly 70% in Q1 primarily based on 13F filings. Did they only outright promote or extra seemingly, did they make a HUGE revenue on their quick derivatives (which they don’t need to report)?
We’re nonetheless ready for the… https://t.co/67XxlwZEGm
— Parker (@TheOtherParker_) Might 13, 2026
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The submitting doesn’t present Jane Avenue’s derivatives publicity, nor does it set up whether or not the agency was directionally bearish, hedged, or engaged in ETF arbitrage and market-making exercise. That limitation is central to the controversy. A 13F captures sure lengthy holdings at quarter-end, but it surely doesn’t give a whole view of choices, swaps, futures, or quick publicity that would materially change the financial interpretation of the reported cuts.
Nonetheless, the discount has change into a focus due to earlier claims that Bitcoin’s value discovery might have been distorted by the mechanics of spot ETF buying and selling. Bitwise advisor Jeff Park wrote that Jane Avenue had “slashed its Bitcoin ETF publicity in Q1 2026,” reducing IBIT by roughly 71% and FBTC by roughly 60%, earlier than including: “Worth discovery is again on the menu.”
Park’s broader argument will not be that one agency explicitly suppressed Bitcoin’s value, however that the ETF construction creates a fancy market-making atmosphere during which approved individuals can use creation and redemption mechanics, derivatives, and futures hedges in ways in which might weaken the hyperlink between ETF demand and spot Bitcoin shopping for. In a previous put up, he framed the problem as structural somewhat than conspiratorial.
JANE STREET SLASHED ITS BITCOIN ETF EXPOSURE IN Q1 2026, CUTTING IBIT BY ~71% AND FBTC BY ~60%, ACCORDING TO ITS LATEST 13F FILING
Worth discovery is again on the menu https://t.co/ed41KhlQC4
— Jeff Park (@dgt10011) Might 13, 2026
“The quick reply is that no AP explicitly suppresses Bitcoin value,” Park wrote. “What the AP construction can suppress is the integrity of the value discovery mechanism itself. These will not be the identical factor—however the second is arguably extra consequential than the primary.”
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That distinction issues for the bullish interpretation. If Jane Avenue’s reported Bitcoin ETF publicity has already been decreased considerably, some merchants might learn the submitting as proof that a big supply of ETF-related strain has been partially cleared. Parker went additional, suggesting Jane Avenue “seemingly doesn’t wish to be quick BTC perpetually” and that observers ought to “search for them to start re-accumulating in Q2.”
The thesis is speculative, however it isn’t with no clear market logic. If a big buying and selling agency had been concerned in methods that created persistent ETF or derivatives strain, a discount in reported Bitcoin ETF holdings, mixed with any eventual unwind of associated positions, might shift the market’s steadiness again towards cleaner spot-led value discovery. That’s the bullish setup implied by the posts: not merely that Jane Avenue offered, however that the commerce might have already got performed out.
On the identical time, Jane Avenue didn’t exit crypto publicity broadly. The agency elevated holdings in BlackRock and Constancy Ether ETFs and added to positions in Riot Platforms, Coinbase, and Galaxy Digital, whereas trimming Technique and several other Bitcoin mining names.
At press time, BTC traded at $79,783.
Featured picture created with DALL.E, chart from TradingView.com