L-BTC Resumes Trading with 85% Reserve Coverage

Trading is back before redemption is back

The core fact in the L-BTC story is not simply that markets reopened; it is that markets reopened before the redemption path was fully restored. CryptoSlate reported on Sept. 12 that SideSwap had reopened markets on Liquid while the route that converts L-BTC back into Bitcoin through federation peg-outs remained closed [1]. SideSwap’s own Sept. 10 note said the Liquid Network was producing blocks again and that swaps and every SideSwap market were open, but it also said new peg-ins and peg-outs at SideSwap remained closed while the Liquid Federation continued its peg security review [2].

That split matters because L-BTC is designed to function as a Bitcoin-backed asset on Liquid, not merely as a freely floating token. In normal conditions, a holder who wants native BTC can use a peg-out route, which burns L-BTC on Liquid and releases BTC from the federation reserve. When that mechanism is unavailable, an exchange or swap venue can still discover a price, but that price no longer carries the same practical meaning as a working one-for-one exit.

The current situation therefore puts two different measures side by side. One is market access: traders can post bids and offers on the reopened SideSwap markets [2]. The other is reserve adequacy: whether the federation reserve contains enough BTC to meet all L-BTC claims if redemption becomes available. As of the key snapshot cited by CryptoSlate, the answer to the second question was not yet one-to-one [1].

The 85.15% reserve figure

The headline number comes from two public readings taken at 22:55 UTC on Sept. 10. CryptoSlate reported that a Blockstream explorer endpoint showed 4,229.33 L-BTC outstanding, while a simultaneous Bitcoin address reading for the cited federation reserve showed 3,601.47 BTC [1]. Those figures imply reserve coverage of about 85.15%, leaving a BTC-equivalent gap of about 627.85 BTC at that moment [1].

SideSwap had published a slightly earlier public-figure snapshot for Sept. 10: 4,205 L-BTC in circulation and 3,597 BTC in the federation reserve, or roughly 85% coverage [2]. The difference between the two snapshots is small in percentage terms but important analytically. It shows that reserve coverage is a live ratio, not a fixed final-loss figure. L-BTC supply and federation reserve balances can move separately, so the percentage must be read as a time-stamped condition rather than a settled accounting outcome.

The reserve gap traces back to the Sept. 6 Liquid incident. SideSwap said about 3,996 BTC had been pegged out on Sept. 6, and that 3,400 BTC was returned to the federation on Sept. 7 and included in the reserve figure it cited on Sept. 10 [2]. The Block reported on Sept. 11 that about 598.5 BTC remained unreturned after the exploiter sent back roughly 3,400 BTC [4]. That remaining amount is close to, but not identical with, the later reserve gap because supply and reserve readings changed after the incident.

What reopened, and what did not

SideSwap’s Sept. 10 reopening statement was explicit about the market layer. Swaps and all SideSwap markets were open from the first block after the Liquid restart, wallets worked as before, and user-controlled assets in SideSwap wallets were described as unaffected in number [2]. It also said SideSwap does not set the price of L-BTC; its markets are open order books where the price is whatever buyers and sellers accept [2].

The same statement was equally clear about what had not reopened. New peg-ins and peg-outs at SideSwap were closed on Sept. 10, and the federation had restarted with peg-outs blocked by bridge nodes while the peg security review continued [2]. By Sept. 11, SideSwap updated its position: peg-ins through SideSwap were open again at a one-to-one issuance ratio less its standard 0.1% fee, but peg-outs remained closed both at the network level and at SideSwap [3].

That makes the current market unusual. A user can, according to SideSwap’s Sept. 11 update, deposit BTC and receive L-BTC through peg-in, but cannot yet use the federation to redeem L-BTC back into BTC [3]. SideSwap itself warned users to read what stands behind L-BTC before pegging in, noting that the federation reserve remained below circulating L-BTC and that L-BTC could not yet be redeemed for Bitcoin [3].

Why price discovery is not the same as backing

In a functioning peg, market price and redemption value tend to reinforce each other. If L-BTC trades below BTC while peg-outs are available, arbitrageurs can buy the discounted L-BTC, redeem it for BTC, and push the spread toward parity. That mechanism depends on both adequate reserves and a working bridge.

With peg-outs disabled, any near-par trade is a statement of confidence rather than enforceable redemption. Buyers may believe the reserve will be made whole, the remaining BTC will be recovered, or federation members will recapitalize the peg. Sellers may accept less than par because they need liquidity, cannot wait, or doubt the timing of recovery. In either case, the market can generate a price before the system proves it can honor exits.

CryptoSlate noted another constraint: public evidence at publication time lacked a reproducible post-restart L-BTC/BTC price, bid-ask spread, depth, slippage measure, or cross-venue comparison [1]. That does not mean there was no liquidity. It means the market depth was unmeasured in the public record reviewed by the report [1]. For a stressed backed asset, that distinction is critical. A thin order book can print a reassuring last price on small trades while offering materially worse execution for larger holders.

SideSwap’s own warning aligns with that concern. Its Sept. 10 statement said it expected prices to move a great deal in the first hours after reopening and that books would be thin at first, advising users who were not in a hurry to use limit orders rather than take the first price on screen [2]. That is practical trading guidance, but it is also a warning against confusing a visible screen price with deep, redeemable liquidity.

Blockstream’s refusal to pay and the recovery path

The recovery process also has a negotiation and enforcement dimension. The Block reported on Sept. 11 that Blockstream refused to pay a bounty or ransom for the remaining 598.5 BTC and told those responsible to return the Bitcoin [4]. Blockstream characterized the withholding of assets as theft rather than responsible disclosure and said it would work with law enforcement, exchanges, service providers, forensic specialists, and others if the funds were not returned [4].

For L-BTC holders, that stance leaves the immediate reserve question unresolved. The Block also reported that Liquid had resumed transactions after the exploit, while peg-outs remained disabled as the network worked to restore the BTC/LBTC reserve [4]. SideSwap separately said Blockstream CEO Adam Back had publicly stated that the L-BTC-to-BTC peg would be covered one-to-one, but SideSwap added that it did not know how or when that would be done [2].

That combination defines the current risk profile. There is a public commitment, reported by SideSwap, to restore one-to-one coverage [2]. There is also a still-visible reserve shortfall in the public figures cited by CryptoSlate and SideSwap [1][2]. Until the missing BTC is returned, replaced, or otherwise accounted for, the gap remains the central fact behind the reopened trading venue.

What holders should watch next

The next meaningful milestone is not simply another market quote. It is an official restoration of the redemption mechanism. Holders need confirmation that peg-outs have resumed, clarity on whether access is staged or limited, and updated reserve figures showing whether L-BTC is again fully covered. SideSwap has said its own peg-out service will reopen only after the federation’s process returns, and that it will explain changes to its authorization-key handling, limits, and checks before doing so [3].

The second milestone is measurable market quality. A transparent post-restart L-BTC/BTC or L-BTC/USDt market with visible depth, spreads, and slippage would help holders understand whether the reopened market can absorb real selling or only small test trades. Until then, any price should be treated cautiously. Market access reduces opacity, but it does not replace audited or directly observable reserve coverage.

The third milestone is resolution of the remaining 598.5 BTC. If the funds are returned, the reserve picture could improve quickly. If they are not, the question becomes who supplies the missing BTC, on what timeline, and whether any interim constraints apply to redemptions. Blockstream’s refusal to pay the demanded amount may be defensible as a precedent-setting security position, but it also means the recovery path depends on enforcement, negotiation without payment, recapitalization, or some combination of those routes [4].

For now, L-BTC has resumed trading with a material caveat: the market is open, but the peg is not fully operational. The Sept. 10 on-chain snapshot put reserve coverage at about 85.15%, SideSwap’s Sept. 11 update confirmed peg-outs were still closed, and public market depth remained unmeasured [1][3]. That leaves L-BTC in a transitional state where every trade prices not just Bitcoin exposure, but confidence in the federation’s ability to restore full backing.

Sources from the last 72 hours

1. [1]L-BTC resumes trading with reserves covering just 85% of supplySep 12, 2026, 12:30 AM UTC
2. [2]SideSwap markets reopen with the Liquid NetworkSep 10, 2026, 12:00 AM UTC
3. [3]'Return the bitcoin': Blockstream refuses ransom demand for remaining 600 BTC from Liquid exploitSep 11, 2026, 11:21 AM UTC
4. [4]Peg-ins are open again on SideSwapSep 11, 2026, 12:00 AM UTC

AI-generated article based on recent web research, then preserved as a dated editorial snapshot.