I've been reading a lot of new arbitration clauses lately. Not because I find them thrilling, but because plaintiff firms keep sending them to me and asking, "Can we still run this matter?"

The answer is almost always yes. But the real question they should be asking is different: "Can we keep 8,000 claimants engaged for 18 months while a bellwether process plays out?"

Because that is what these clauses are designed to do. Not block arbitration. Delay it. And delay, in mass arb, is a completion killer.

The New Clause Architecture Is a Time Weapon

Look at what Heisman, Three Wishes Cereal, Vitaflo (Nestle Health Science), and Baume & Mercier all embedded in their 2025 and 2026 terms of service. The structure is nearly identical:

  1. A trigger threshold (usually 25 or more similar claims from the same counsel within 90 days).
  2. A bellwether selection round (typically 5 per side, so 10 total individual arbitrations proceed first).
  3. A mandatory stay of every remaining claim while bellwethers are adjudicated.
  4. A post-bellwether mediation requirement before any further claims can move.
  5. Sequential batch processing (often capped at 50 cases per batch) if mediation fails.

Run the math on that sequence. Each bellwether arbitration takes 4 to 6 months from filing to award under AAA's mass arb supplementary rules. Add the mediation window. Add the administrative gap between rounds. You are looking at 14 to 20 months before your non-bellwether claimants even enter the queue.

Vitaflo's clause is even more explicit: each bellwether round must complete within 180 days, and remaining cases are "not filed or deemed filed in arbitration" until selected. That means AAA assesses no fees on the stayed claims, which sounds like a cost benefit until you realize it also means those claimants exist in procedural limbo with no institutional touchpoint for a year or more.

The Claimant Engagement Problem Nobody Is Modeling

Here is what I see plaintiff firms miss. They model the bellwether clause as a legal problem. They brief unconscionability. They argue effective vindication. Sometimes they win on those arguments, sometimes they don't.

But win or lose on the legal challenge, the operational problem is already running. You signed 6,000 claimants. Ten of them are bellwethers. The other 5,990 just got told, in effect, "We'll get back to you in a year."

What happens to those 5,990 claimants over 14 months?

They change phone numbers. They change email addresses. They lose interest. They forget they signed anything. They get contacted by another firm running a different matter and sign a second retainer that creates a conflict. They move. They stop answering calls from numbers they don't recognize.

If your claims administration infrastructure is built to send a notice, wait, and send a reminder, you will lose 25 to 40 percent of those claimants to pure attrition before they ever reach the batching phase. That is not a guess. That is what the engagement data looks like when you plot contact rates against time-since-signing on matters with extended procedural timelines.

The Admin Stack Question That Actually Matters

The question is not whether your admin can process a batch of 50 arbitrations. Any competent administrator can do that. The question is whether your admin can maintain a live, responsive relationship with thousands of stayed claimants across a timeline that was designed to make them disappear.

That means your stack needs to do several things simultaneously:

If your administrator charges $20 to $25 per claimant and built their workflow around a single outreach cycle, none of that is happening. Every additional touchpoint is a cost they absorb or a cost they pass to you. Either way, the incentive is to do less, not more.

Why Owning the Stack Changes the Timeline Math

When we built GroupSettle on top of Send It By Text's native document signing, SMS, and email delivery infrastructure, we did not build it for a 90-day sprint. We built it for exactly this scenario: matters where the procedural timeline stretches past a year and claimant engagement becomes the difference between hitting your release threshold and watching your roster decay.

The AI super agent handles over 80 percent of inbound claimant inquiries on its own. That matters most during a bellwether stay, when claimants are asking "What's happening?" every few weeks and no human on your team has bandwidth to answer 400 of those calls a month. Branded caller ID means claimants actually pick up when we reach out for contact verification. Native document signing means re-verification and updated authorizations happen inside the same platform, not through a fourth vendor bolted onto the workflow.

At $11.99 per signed claimant against legacy pricing of $20 to $25, the per-touch cost economics are different. We can run a 14-month engagement cadence and still come in under what a legacy admin charges for a 90-day cycle. And because we bill on a threshold-aligned model (the firm owes nothing until the release threshold is hit), the incentive structure is simple: we don't get paid unless the claimants are still there when the batch phase starts.

The Firms Getting This Right

The plaintiff firms that are winning bellwether-structured matters in 2026 are not the ones with the best unconscionability briefs (though those help). They are the ones that built their operational plan around the delay before they filed.

They model claimant attrition by month. They budget for 12 to 18 months of engagement before batch processing begins. They choose an administrator whose cost structure supports persistent outreach, not one whose margins depend on doing as little as possible after the initial notice.

They treat the bellwether stay not as dead time, but as a claimant retention window. Because when the stay lifts and batch processing begins, the only thing that determines whether the matter still pencils is how many of those original claimants are still reachable, still engaged, and still ready to sign what needs signing.

That is not a legal question. It is an infrastructure question. And the defendant who wrote that bellwether clause is betting you did not think about it before you filed.

If you are modeling a matter with a bellwether or batching clause and want to see what 14-month claimant engagement economics look like at scale, that is exactly the kind of analysis we run for plaintiff firms. Reach out to Kasia at (813) 737-7025 or visit massarb.groupsettle.com.

Harry Hedaya is the founder of Send It By Text, the native document signing, SMS, and email platform behind GroupSettle's mass arbitration completion stack. Their AI super agent handles over 80% of claimant inquiries on its own, which lifts engagement rates further. He works with plaintiff firms running live mass arb campaigns.